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eine 'tette strut Hirt. a nu e!) u HEZEKIAH M. CLARK, OF WEST MERIDEN, CONNECTICUT, ASSIGNOR VT() HIMSELF AND E. A. KELSEY, OF SAME PLACE.

Letters Patent No. 63,993, dated April 23, 1867.

IMPROVED BED BOTTOM.

TO ALL WHOM IT MAY CONCERN:

Be it known that I, HEZEKIAH M. CLARK, of West Meriden, county of New Haven, and State of' Connecticut, have invented certain ne and useful Improvements in Spring Bottoms for Beds, Ste.; and to enable o-tlesisliiled-in'tle'art tomake amluscrthebsam-e, I will proceed to describe their construction. and arrangement, by referring to the drawings. in which the same letters indicate like parts in each ofthe figures.

The nature. of this invention consists in securing half-elliptic springs, of one 'or` more leaf or thickness, to each end of the common slats, and then arranging the springs with the slats upon supporting strips or frame work of a. bedsteacl, one or both of these springs being secured in place, on said supportingstrips or framework, by a. small nail, screw, ory their equivalents, placed through slits formed in the ends of the springs into said framework. 'In the accompanying drawingsl Figure 1 is a top or plan View of a spring bottom."

Figure 2 is an end view of the same.

Figure 3, A, is a slat, as new in common use, having half-elliptic springs, B, secured on the under side and at each end thereof. These springs B are made of sheet steel, of half-elliptic shape,'.six inches (more or less) in length, and three-fourths of an inch (more or less) in width, each end of which is provided with slits, C, through which nails'or screws pass into the supporting strips or framework D, for the purpose of holding them in place. These springs B are composed of vone or more leaves of metal or steel, as may be desirable.

Figures 4 and 5 show an end vie'w of the slats A, and an edge view of the half-elliptic shape springs, one of which, B, is a two-leaf spring; the other, B', is acne-leaf spring.

These springs are placed in a line and secured upon the frame or supporting strips DI; and should it b e desirable t0 arrange the slats A nearer together, the ends of the springs may pass by each other, as shown at D. In this way I am enabled to produce a cheap and eicient spring bottom" of uniform yielding surface.

I believe I have thus shown the nature, construction, and advantage of this invention, so as to enable others skilled to make and use the same therefrom.

What I claim as my invention, and desire to secure by Letters Patent, is-` I claim the combination of the frame D, half-elliptic slotted springs B, attached to ends of transverse slats A, as and for the purpose specified. v l

HEZEKAH M. CLARK. [1.. s]

Witnesses:

JOHN Ives, ANDW. G. Lowmmn. 

